Hruska, Geoffrey C., and Ruane, Kim. Connectedness properties and splittings of groups with isolated flats.
Hruska, Geoffrey C., Stark, Emily, and Tran, Hung C.Surface group amalgams that (don't) act on 3-manifolds.
Hruska, Geoffrey C., and Nguyen, Hoang T.Distortion of surfaces in graph manifolds.